DUNCAN, James B. b.1851 Carter/Guisinger

I'm looking for info on James B.Duncan born 1851 in either Iowa or Mo. He married Jenny Linn and later Amanda J. b.1852 in Missouri. They lived in Kay Co. Oklahoma in or around Blackwell. Their children were Maude Ellen,b.1883, Pearl,b.1880 and Linn Marcus Duncan,b.1896. Maude Ellen married Charley M. Guisinger, had children Earl, Mildred, Ferrel, Kenneth. Pearl married Elmer Carter, had children: Fern, Fay, and Lucile. James B. Duncan and Maude are buried in the Nardin Cemetary in Nardin, Oklahoma. Any info would be greatly apprieciated!